ZyXEL ZYWALL USG 100 User Guide - Page 83

Connect Using L2TP VPN, Use preshared key for authentication, Advanced Properties, Properties

Page 83 highlights

Windows 7 Chapter 4 Create Secure Connections Across the Internet Windows Vista 3 Select Use preshared key for authentication and enter the pre-shared key of the VPN gateway entry the ZyWALL is using for L2TP VPN (top-secret in this example). Click OK to save your changes and close the Advanced Properties screen. Then click OK again to close the Properties window. 4 If a warning screen about data encryption not occurring if PAP or CHAP is negotiated, click Yes. When you use L2TP VPN to connect to the ZyWALL, the ZyWALL establishes an encrypted IPSec VPN tunnel first and then builds an L2TP tunnel inside it. The L2TP tunnel itself does not need encryption since it is inside the encrypted IPSec VPN tunnel. Connect Using L2TP VPN 1 In the Network and Sharing Center screen, click Connect to a network, select the L2TP VPN connection and click Connect to display a login screen. Enter the user name and password of your ZyWALL user account and click Connect. ZyWALL USG100-PLUS User's Guide 83

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Chapter 4 Create Secure Connections Across the Internet
ZyWALL USG100-PLUS User’s Guide
83
3
Select
Use preshared key for authentication
and enter the pre-shared key of the VPN gateway
entry the ZyWALL is using for L2TP VPN (top-secret in this example). Click
OK
to save your changes
and close the
Advanced Properties
screen. Then click
OK
again to close the
Properties
window.
4
If a warning screen about data encryption not occurring if PAP or CHAP is negotiated, click
Yes
.
When you use L2TP VPN to connect to the ZyWALL, the ZyWALL establishes an encrypted IPSec
VPN tunnel first and then builds an L2TP tunnel inside it. The L2TP tunnel itself does not need
encryption since it is inside the encrypted IPSec VPN tunnel.
Connect Using L2TP VPN
1
In the
Network and Sharing Center
screen, click
Connect to a network
, select the L2TP VPN
connection and click
Connect
to display a login screen. Enter the user name and password of your
ZyWALL user account and click
Connect
.
Windows 7
Windows Vista